Can't find the exact measurement for your filter? Don't worry, we'll help you figure out which replacement filter cartridge is the right one for your system

Our <a href="https://mrpoolman.com.au/collections/pool-filter-cartridges">Pool Filter Cartridge Collection</a> has an 2 minute Find-My-Filter Quiz that will recommend the correct replacement pool filter cartridge based on the Length, Width, and Hole size of your current filter (measurements are in millimetres).If no results are found from the quiz, p<span id="isPasted" style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">lease&#xA0;<span style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;"><a href="https://mrpoolman.com.au/pages/contact-us">contact us</a> with the following details in order to help us to identify what replacement you need: <span style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">1.&#xA0;Existing filter brand and model number. <span style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">2. Photos of your existing filter; everything from the housing, lid and cartridge. <span style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">3. Dimensions of the filter cartridge element; length, width and hole width in millimetres. More details on how to properly measure your cartridge below. <span style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">The more of these details you have, the easier it will be for us to assist you. <span style="font-size: 14px; font-family: Arial, sans-serif; color: rgb(0, 0, 0); background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;">How To Properly Measure Your Filter Cartridge Element <img src="https://attachments.gorgias.help/bVpA37lvk96J5oEd/hc/wAa90l7EzAxJWorj/2024060121-06a9bf05-a935-46d7-97f6-aa65c00ce5fd-how%20to%20measure.jpg" style="width: 300px;" class="fr-fic fr-dib"><span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Yes, this involves taking your old cartridge out of its housing and measuring it with a tape measure. <span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">These dimensions are listed in the description of each and every one of our filters.<span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Overall Length<span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Measure through the inside hole from one side to the other, this will ensure any small lips around the hole are included in the measurement, which may change the length.<span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Diameter<span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Measure the top of the filter directly from one side to the other.<span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:700;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Hole Diameter<span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">Measure the filter hole from one side to the other. <span style="font-size:11pt;font-family:Arial,sans-serif;color:#000000;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">For more details, we have a guide you can read on&#xA0;<a href="https://mrpoolman.com.au/blogs/news/how-to-correctly-measure-your-filter" style="text-decoration:none;"><span style="font-size:11pt;font-family:Arial,sans-serif;color:#1155cc;background-color:transparent;font-weight:400;font-style:normal;font-variant:normal;text-decoration:underline;-webkit-text-decoration-skip:none;text-decoration-skip-ink:none;vertical-align:baseline;white-space:pre;white-space:pre-wrap;">how to correctly measure your filter cartridge for a replacement here.</a>

Filter Measurements Not Found

Recommendations for Water TechniX Cartridge FiltersWater TechniX Cartridge Filter Eclipse CF75 (75 sq ft):Suitable for pools with a volume UP TO 60,000 liters.Recommended flow rate: More than 167 LPM.Water TechniX Cartridge Filter Eclipse CF100 (100

<h2 id="isPasted">Recommendations for Water TechniX Cartridge Filters</h2><ul><li><a href="https://mrpoolman.com.au/products/water-technix-eclipse-cartridge-filter-75-sq-ft">Water TechniX Cartridge Filter Eclipse CF75 (75 sq ft)</a>:<ul><li>Suitable for pools with a volume UP TO 60,000 liters.</li><li>Recommended flow rate: More than 167 LPM.</li></ul></li><li><a href="https://mrpoolman.com.au/products/water-technix-cartridge-filter-eclipse-cf100-100-sq-ft">Water TechniX Cartridge Filter Eclipse CF100 (100 sq ft)</a>:<ul><li>Ideal for pools with a volume of around 80,000 liters.</li><li>Recommended flow rate: More than 200 LPM.</li></ul></li><li><a href="https://mrpoolman.com.au/products/water-technix-cartridge-filter-eclipse-cf150-150-sq-ft">Water TechniX Cartridge Filter Eclipse CF150 (150 sq ft)</a>:<ul><li>Perfect for larger pools with a volume exceeding 100,000 liters.</li><li>Recommended flow rate: More than 267 LPM.</li></ul></li></ul><h2 id="isPasted">Recommendations for Water TechniX Sand Filters</h2><ul><li><a href="https://mrpoolman.com.au/products/water-technix-sand-filter-aspire-25-40mm">Water TechniX Media Filter Aspire 25 inch 40mm</a><ul><li>Suitable for pools with a volume UP TO 50,000 liters.</li><li>Max water flow rate @ 280 LPM</li></ul></li><li><a href="https://mrpoolman.com.au/products/water-technix-sand-filter-aspire-28-50mm">Water TechniX Media Filter Aspire 28 inch 50mm</a><ul><li>Suitable for pools with a volume UP TO 75,000 liters.</li><li>Max water flow rate @ 370 LPM&#xA0;</li></ul></li></ul>

What filter size do I need for my pool?

When it comes to sand filter media for your pool, the amount of sand required depends on the filter size. Here are the manufacturer-recommended amounts for sand filter media:. Remember to follow the manufacturer’s guidelines and ensure proper install

When it comes to sand filter media for your pool, the amount of sand required depends on the filter size. Here are the manufacturer-recommended amounts for sand filter media:<ul><li>21&quot; Sand Filter: Approximately 60 kilograms (approx 132lbs) of sand.</li><li>25&quot; Sand Filter: Around 100 kilograms (approx 220lbs) of sand. (<a href="https://mrpoolman.com.au/products/water-technix-sand-filter-aspire-25-40mm">Water TechniX Aspire 25 inch</a>)</li><li>28&quot; Sand Filter: Approximately 160 kilograms (approx 352lbs) of sand. (<a href="https://mrpoolman.com.au/products/water-technix-sand-filter-aspire-28-50mm">Water TechniX Aspire 28 inch</a>)</li><li>32&quot; Sand Filter: Requires 280 kilograms (approx 560lbs) of sand.&#xA0;</li><li>36&quot; Sand Filter: Needs 360 kilograms (approx 720lbs) of sand.</li></ul>Remember to follow the manufacturer&#x2019;s guidelines and ensure proper installation. Properly sized sand filter media ensures efficient filtration and keeps your pool water clear and inviting. Happy swimming!&#xA0;Note: Sand / Glass media is always measured by weight and not by volume as volume may differ depending on settling, dryness, pipe configuration and so on. As long as you have the recommended sand amounts then you should be good to go.&#xA0;

How much sand does my sand filter need?

As long as the measurements of your current filter match those of the ANTIBACTERIAL pool filter you're looking at, then it should be a direct fit. If you're worried about the fit of exchanging antibacterial filters for your regular filters, reach out

As long as the measurements of your current filter match those of the ANTIBACTERIAL pool filter you&apos;re looking at, then it should be a direct fit.&#xA0;If you&apos;re worried about the fit of exchanging antibacterial filters for your regular filters, reach out to <a href="mailto:support@mrpoolman.com.au">support@mrpoolman.com.au</a> with your current filter make and model, and the measurements and we&apos;ll suggest a matching antibacterial pool filter that&apos;s compatible for your system.&#xA0;

Antibacterial Filter Replacements

Q: What should I do if my sand filter is leaking?. A: Leaks can be caused by ill-fitting O-rings, cracked filter tanks, or worn-out gaskets. Check these components and replace them if necessary. View our collection of multiport spare parts here. Q: H

<h2 id="isPasted">Sand Filter Multiport Valve Troubleshooting FAQ</h2>Q: What should I do if my sand filter is leaking?&#xA0;A: Leaks can be caused by ill-fitting O-rings, cracked filter tanks, or worn-out gaskets. Check these components and replace them if necessary.View our <a href="https://mrpoolman.com.au/collections/pool-filters-spare-parts">collection of multiport spare parts here</a>Q:&#xA0;How can I fix air infiltration in my pool filtration system?&#xA0;A: Air infiltration often occurs due to a loose or damaged pump lid O-ring. Inspect the O-ring and replace it if it&#x2019;s damaged. Also, check for any loose clamps or bolts and tighten them as needed.Q: Why is sand getting into my pool?&#xA0;A: This could be due to a broken filter valve or damaged sand filter lateral. Inspect these parts for any damage and replace them if needed. Using the Rinse setting on the filter valve after backwashing may also help.Q: My pressure gauge reads zero or low, what does this mean?&#xA0;A: A low pressure reading could indicate a clogged filter or a problem with the pressure gauge itself. Clean the filter and check the gauge for any damage.Q: What causes high filter pressure readings?&#xA0;A: High pressure usually means the filter is dirty and needs backwashing. If backwashing doesn&#x2019;t help, inspect the sand for clumping or channeling and replace it if necessary.Q: The pressure rise is too slow/fast, what should I do?&#xA0;A: A slow pressure rise could mean there&#x2019;s not enough sand in the filter, while a fast rise could indicate that the sand is dirty or there&#x2019;s a blockage. Adjust the sand level or clean the filter as needed.Q: What is sand channeling and how do I fix it?&#xA0;A: Sand channeling occurs when water forms tunnels through the sand, reducing filtration efficiency. This usually requires replacing the sand in the filter.Q: How do I know if my multiport valve is damaged?&#xA0;A: If the handle is loose or difficult to turn, or if there are leaks around the valve, it may be damaged. Inspect the spider gasket and O-rings for wear and replace them if necessary.Q: What is scaling and how can I prevent it?&#xA0;A: Scaling is the buildup of minerals on the filter components. To prevent scaling, maintain proper water chemistry and clean the filter components regularly.Remember to always turn off the pump before performing any maintenance on your sand filter multiport valve. If you&#x2019;re unsure about any steps, it&#x2019;s best to consult with a pool maintenance professional.&#xA0;View our <a href="https://mrpoolman.com.au/collections/pool-filters-spare-parts" id="isPasted">collection of multiport spare parts here</a>

Sand Filter Multiport Troubleshooting

1. What is the normal operating pressure for a pool filter?. 2. How do I check the pressure level of my pool filter?. 3. What should I do if the pressure is too high?. 4. What should I do if the pressure is too low?. 5. Why is maintaining the correct

1. What is the normal operating pressure for a pool filter?<ul><li>The normal operating pressure for a pool filter typically ranges between 10 to 25 psi (pounds per square inch). However, the exact normal pressure can vary based on the specific type and model of the filter, as well as the overall pool system design.</li></ul>2. How do I check the pressure level of my pool filter?<ul><li>To check the pressure level of your pool filter, locate the pressure gauge on the filter tank. The gauge should display the current pressure in psi. It&apos;s important to regularly monitor this gauge to ensure your filter is operating efficiently.</li></ul>3. What should I do if the pressure is too high?<ul><li>If the pressure gauge reads 10 psi above the normal operating level, it usually indicates that the filter is dirty and needs cleaning. For sand or DE (diatomaceous earth) filters, backwash the filter according to the manufacturer&#x2019;s instructions. For cartridge filters, remove and clean or replace the cartridges as necessary.</li></ul>4. What should I do if the pressure is too low?<ul><li>Low pressure can indicate a problem with water flow into the filter. Common causes include a clogged skimmer basket, pump strainer basket, or a blockage in the suction lines. Check and clean these components, and ensure the pump is primed properly.</li></ul>5. Why is maintaining the correct pressure important?<ul><li>Maintaining the correct pressure is crucial for effective filtration. High pressure can strain the filter system and reduce its lifespan, while low pressure can indicate poor water circulation, leading to ineffective filtration and potentially dirty pool water.</li></ul>6. Can weather conditions affect pool filter pressure?<ul><li>Yes, weather conditions can affect pool filter pressure. For example, heavy rain can introduce more debris into the pool, which can clog the filter and raise the pressure. Conversely, cold temperatures can cause the water to become more viscous, potentially lowering the pressure.</li></ul>7. How often should I check the pool filter pressure?<ul><li>You should check the pool filter pressure at least once a week during the swimming season. Regular monitoring helps identify potential issues early and ensures your pool stays clean and safe for use.</li></ul>8. When should I replace my pool filter gauge?<ul><li>Replace your pool filter gauge if it becomes damaged, is no longer readable, or if you notice it giving inconsistent readings. A functional gauge is essential for accurately monitoring the filter&#x2019;s performance.</li><li><a href="https://mrpoolman.com.au/products/water-technix-filter-pressure-gauge-liquid-oil-stainless-steel-lower-mount">Shop filter gauges here</a></li></ul>9. Is it normal for the pressure to fluctuate slightly?<ul><li>Yes, it is normal for the pressure to fluctuate slightly due to changes in pool usage, debris load, and water temperature. However, significant or sudden changes should be investigated to rule out potential issues.</li></ul>10. What should I do if I&#x2019;m unsure about the correct pressure for my pool filter?<ul><li>If you&#x2019;re unsure about the correct pressure for your pool filter, refer to the manufacturer&#x2019;s manual or <a href="https://mrpoolman.com.au/pages/contact-us">contact support here</a>.</li><li><a href="https://mrpoolman.com.au/blogs/news/diagnosing-and-fixing-pool-filter-pressure-problems">Check our full pool pressure troubleshooting guide here</a></li></ul><a href="https://mrpoolman.com.au/collections/pool-filters">Need a new filter? Browse our filter collection here</a>

Pool Filter Pressure Levels

How to Backwash a Pool Sand Filter. All sand filters use the same basic mechanics: when set to ‘Filter’, water flows from the pool, through the filter, and back into the pool. The sand inside the filter system blocks debris, dirt, and oil. A typical

How to Backwash a Pool Sand Filter<ul><li style="font-size: 14px;">Turn off the pool pump</li><li style="font-size: 14px;">Set the filter valve handle to the &#x2018;Backwash&#x2019; position and ensure the handle locks in place</li><li style="font-size: 14px;">Turn the pump on and backwash for 2 minutes or until the water in the sight glass (located on the filter) is running clear</li><li style="font-size: 14px;">Turn off the pump</li><li style="font-size: 14px;">Set the filter valve handle to the &#x2018;Rinse&#x2019; position and ensure the handle locks in place</li><li style="font-size: 14px;">Turn on the pump and run the rinse process for 1 minute or until the water in the sight glass is clear</li><li style="font-size: 14px;">Turn off the pump</li><li style="font-size: 14px;">Reset the filter valve to &#x2018;Filter&#x2019; and ensure the handle locks into place</li><li style="font-size: 14px;">Turn on the pump</li></ul>All sand filters use the same basic mechanics: when set to &#x2018;Filter&#x2019;, water flows from the pool, through the filter, and back into the pool. The sand inside the filter system blocks debris, dirt, and oil. A typical sand filter multiport system has 6 different settings &#x2013; &#x2018;Filter&#x2019;, &#x2018;Backwash&#x2019;, &#x2018;Rinse&#x2019;, &#x2018;Circulate&#x2019;, &#x2018;Closed&#x2019;, and &#x2018;Waste&#x2019;. Tom has made a video with an <a href="https://www.youtube.com/watch?v=tlRBdq4dx2s">overview of pool sand filters&#xA0;</a>here and how to properly operate the handles on the multiport.

How to Backwash a Pool Sand Filter

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